US PATENT SUBCLASS 425 / 451.6
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Current as of: June, 1999
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425 /   HD   PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS

450.1  DF  MOLD OPENING AND CLOSING MEANS AND SEGMENTED FEMALE MOLD {6}
451.5  DF  .~ Articulated link {1}
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DEFINITION

Classification: 425/451.6

(under subclass 451.5) Apparatus wherein the segment moving means includes a second joint member pivotally connected to supporting frame structure, the first and second joints intermediately pivotally connected to each other so that movement of the intermediate connection towards alignment between the other two pivotal connections causes movement of the segment relative to the frame structure.